A dishonest dealer professes to sell his goods at cost price. But he uses a false weight and thus gains 300/47% for a kg, he uses a weight ofa)940gms b)947gms c)953gms d)960gms

smokincigar07

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• Feb 20th, 2010

Dealer gains (300/47)% for a Kg.Let cost price is Rs100i.e he gains Rs(300/47) for a Kgi.e his selling price is Rs(100+300/47)Now If he used proper weight then selling price of Rs100 would account for...

Paarul

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• Jun 30th, 2008

In these type of questions,formula used isgain%=(Error/(true value-error))*100so 300/47=error/(True value-error)*1003/47=error/(1000-error)on solving u get error =60 if error is sixty that means he is using a weight of 1000-60=940gm

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